11722339 has 4 divisors (see below), whose sum is σ = 11863656. Its totient is φ = 11581024.

The previous prime is 11722331. The next prime is 11722357. The reversal of 11722339 is 93322711.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11722339 - 2³ = 11722331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11722331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 70534 + ... + 70699.

It is an arithmetic number, because the mean of its divisors is an integer number (2965914).

Almost surely, 2^11722339 is an apocalyptic number.

11722339 is a deficient number, since it is larger than the sum of its proper divisors (141317).

11722339 is an equidigital number, since it uses as much as digits as its factorization.

11722339 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141316.

The product of its digits is 2268, while the sum is 28.

The square root of 11722339 is about 3423.7901512797. The cubic root of 11722339 is about 227.1632598112.

The spelling of 11722339 in words is "eleven million, seven hundred twenty-two thousand, three hundred thirty-nine".